Dec 10, 2012 5:00am EST
mexico. rivera was called the diana ross of mexican music. fans will remember her marathon concerts. sometimes performed for more than four hours at a time and also was quite a businesswoman. sold more than 20 million albums and starred in a reality tv show and recently launched her own clothing and cosmetic s line. >> leiaves behind five children as well. >>> hugo chavez, venezuelan president's cancer has returned. his vice president is the choice to take over if cancer surgery doesn't go well. chavez should be worn in for a new six-year term in january. >> romo says this will move markets all over south america too. >> when you heard the announcement, a lot of people said it sounded like his good-bye. >> certainly did. >> 16 minutes past the hour. >>> extended look for our top stories, head to cnn.com/earlystart and twitter and facebook. search for early start cnn. >>> coming up this sunday on the next list, a successful arts studio, but he made his mark on the corporate world as cofounder of square. >> it allows small businesses to accept credit cards. his company worth billions.